Cov hloov hluav taws xob yog ib qho ntawm cov khoom tseem ceeb tshaj plaws hauv cov kab ke faib hluav taws xob, nrog rau kev xaiv cov khoom siv cuam tshuam ncaj qha rau kev ua tau zoo thiab kev siv nyiaj tsim nyog. Kev sib cav sib ceg ntawm cov hloov hluav taws xob txhuas thiab tooj liab tau tsim cov kev txiav txim siab yuav khoom thoob plaws hauv kev lag luam, los ntawm cov tuam txhab hluav taws xob mus rau cov chaw tsim khoom.

Daim kev tshuaj xyuas no tshuaj xyuas cov yam ntxwv tseem ceeb thiab cov lus qhia tshwj xeeb uas sib txawv ntawm cov hloov pauv txhuas thiab tooj liab, tshawb nrhiav cov ntsiab lus tseem ceeb suav nrog kev ua hluav taws xob, cov khoom thermal, kev txiav txim siab ntawm qhov ntev, thiab kev siv tau thoob plaws ntau yam kev lag luam. Peb qhov kev sib piv ntxaws ntxaws yuav pab cov kws tshaj lij txiav txim siab raws li cov kev xav tau tshwj xeeb ntawm qhov project thiab cov kev txwv kev ua haujlwm.

Aluminium Transformer Yog Dab Tsi

Ib lub transformer txhuas siv cov xov hlau txhuas es tsis siv tooj liab ib txwm muaj nyob rau hauv nws cov kauj thawj thiab kauj thib ob. Lub plawv ntawm lub transformer tseem yog tsim los ntawm cov hlau silicon laminations, thaum cov khoom siv rau cov xov hlau yog cov txhuas ntshiab nrog cov khoom hluav taws xob tshwj xeeb uas tsim nyog rau kev xa hluav taws xob thiab kev faib hluav taws xob.

Cov xov hlau txhuas raug tsim cov txheej txheem tsim khoom tshwj xeeb kom tswj tau cov yam ntxwv hluav taws xob zoo tshaj plaws. Cov chaw tsim khoom feem ntau nce thaj tsam ntawm cov xov hlau txhuas los ntawm kwv yees li 60% piv rau cov tooj liab sib npaug los them rau qhov kev coj hluav taws xob qis dua ntawm txhuas. Qhov kev hloov kho tsim no ua kom muaj peev xwm nqa tam sim no txaus thaum tswj cov qauv kev ua haujlwm ntawm transformer.

Cov transformers txhuas niaj hnub no suav nrog cov txheej txheem rwb thaiv tsev siab heev thiab cov txheej txheem txias kom tswj tau qhov kub thiab txias ua haujlwm tau zoo. Cov windings muaj cov ntaub ntawv rwb thaiv tsev zoo, suav nrog daim ntawv kraft thiab roj av, uas muab kev rho tawm hluav taws xob thiab cua sov tawm. Cov transformers no feem ntau siv cov thawv corrugated thiab cov tshuab radiator rau kev ua kom txias zoo dua.

Dab tsi yog tooj liab transformer

Lub tshuab hluav taws xob tooj liab siv cov hlau tooj liab rau nws cov xov hlau thawj thiab thib ob. Lub tshuab hluav taws xob siv cov hlau tooj liab electrolytic nrog qhov huv si tsawg kawg nkaus ntawm 99.9%, ua kom muaj kev ua hluav taws xob zoo tshaj plaws thiab cov yam ntxwv hloov pauv hluav taws xob txhim khu kev qha. Cov xov hlau tooj liab qhia txog kev ua tau zoo sib xws thoob plaws ntau yam kev thauj khoom thiab qhov kub thiab txias ua haujlwm.

Tus qauv tsim ntawm cov transformers tooj liab tau txais txiaj ntsig los ntawm cov khoom siv tooj liab uas muaj nyob hauv. Cov windings tswj hwm qhov loj me vim yog tooj liab muaj kev coj ua hluav taws xob siab dua, ua rau siv qhov chaw tau zoo hauv lub rooj sib dhos transformer. Cov hlau tooj liab muaj cov txheej txheem enamel tshwj xeeb thiab cov ntawv rwb thaiv tsev uas tiv thaiv hluav taws xob luv luv thaum ua kom muaj kev hloov pauv cua sov zoo.

Cov transformers no siv cov txheej txheem winding kom raug kom txo qis eddy tam sim no poob thiab ua kom zoo dua electromagnetic coupling ntawm thawj thiab theem nrab coils. Cov tooj liab windings tswj lawv cov khoom siv kho tshuab kom ruaj khov rau lub sijhawm ntev, tiv taus deformation nyob rau hauv thermal kev ntxhov siab thiab electromagnetic zog. Cov txheej txheem tsim khoom suav nrog kev ua tib zoo annealing thiab kev tswj hwm nruj kom ntseeg tau tias muaj kev faib tawm ntawm hluav taws xob thiab tshuab thoob plaws hauv lub rooj sib dhos winding.

Qhov Txawv Tseem Ceeb Ntawm Aluminium thiab Tooj Transformers

Kev Siv Hluav Taws Xob

Qhov hluav taws xob conductivity ntawm tooj liab sawv ntawm 100% IACS (International Annealed Copper Standard), thaum txhuas ncav cuag kwv yees li 61% IACS. Qhov sib txawv no txhais tau tias cov transformers tooj liab qhia txog kev tiv thaiv hluav taws xob qis dua, ua rau txo qis kev poob hluav taws xob thaum lub sijhawm ua haujlwm. Txhawm rau them rau txhuas qhov conductivity qis dua, cov chaw tsim khoom yuav tsum nce thaj tsam hla ntawm cov windings txhuas los ntawm kwv yees li 56% piv rau cov windings tooj liab kom ua tiav qhov sib npaug ntawm tam sim no-carrying peev xwm.

nqi

Feem ntau cov transformers txhuas raug nqi tsawg dua 30-40% piv rau lawv cov tooj liab vim tias tus nqi khoom siv raw qis dua. Kev ua lag luam hlau qhia tau tias txhuas pheej tswj tus nqi qis dua ib kilogram piv rau tooj liab. Txawm li cas los xij, tag nrho cov nqi tshuaj xyuas yuav tsum xav txog tias cov transformers txhuas xav tau cov windings loj dua thiab ntau cov khoom siv rwb thaiv tsev kom ua tiav kev ua tau zoo sib xws.

Nyhav

Qhov ceev ntawm txhuas ntawm 2.7 g/cm³ piv rau tooj liab ntawm 8.96 g/cm³ ua rau cov hloov pauv txhuas sib dua li 50% piv rau cov khoom siv tooj liab sib npaug. Qhov sib txawv ntawm qhov hnyav no muab cov txiaj ntsig zoo hauv kev thauj mus los, kev teeb tsa, thiab kev txhawb nqa cov qauv. Lub tshuab hloov pauv txhuas 1000 kVA feem ntau hnyav 30-35% tsawg dua nws cov tooj liab sib npaug.

loj

Vim tias txhuas muaj hluav taws xob tsawg dua, cov transformers siv cov hlau txhuas xav tau cov cores thiab coils loj dua. Qhov nce ntawm qhov ntev feem ntau yog li ntawm 15-25% piv rau cov transformers tooj liab ntawm qhov ntsuas sib npaug. Qhov sib txawv ntawm qhov loj me no cuam tshuam rau qhov chaw teeb tsa thiab kev txiav txim siab txias. Piv txwv li, lub transformer txhuas 500 kVA yuav xav tau 20% ntau dua li nws cov tooj liab sib npaug.

Thermal Tus Cwj Pwm

Tooj liab lub thermal conductivity ntawm 401 W/m·K tshaj txhuas lub 237 W/m·K, ua rau muaj kev ua haujlwm zoo dua hauv cov transformers tooj liab. Qhov kev tswj cua sov zoo no tso cai rau cov transformers tooj liab ua haujlwm ntawm qhov ceev tam sim no siab dua yam tsis muaj overheating.

Durability thiab muaj zog

Tooj liab muaj zog heev nrog lub zog tensile ntawm 220-400 MPa piv rau txhuas ntawm 70-180 MPa. Qhov sib txawv no cuam tshuam rau lub transformer lub zog tiv thaiv kev ntxhov siab thaum lub sijhawm thauj mus los, kev teeb tsa, thiab kev ua haujlwm. Cov transformers tooj liab muaj zog zoo dua rau kev co thiab kev hnav khoom siv dhau sijhawm.

efficiency

Qhov kev ua tau zoo dua ntawm tooj liab ua rau muaj kev poob hluav taws xob tsawg dua thiab kev ntsuas kev ua haujlwm zoo dua. Cov transformers tooj liab feem ntau qhia tau tias muaj kev ua haujlwm zoo dua 0.3-0.5% dua li cov khoom siv txhuas sib piv. Rau lub transformer 1000 kVA ua haujlwm ntawm qhov puv load, qhov sib txawv ntawm kev ua haujlwm no tuaj yeem txhais tau tias ntau txhiab kilowatt-teev txuag tau txhua xyoo.

thiav

Feem ntau cov transformers tooj liab tswj tau kev ua haujlwm zoo rau 30-40 xyoo, thaum cov transformers txhuas nruab nrab 25-35 xyoo nyob rau hauv cov xwm txheej zoo sib xws. Qhov sib txawv ntawm lub neej no yog los ntawm tooj liab txoj kev tiv thaiv zoo rau kev oxidation thiab kev ntxhov siab ntawm lub tshuab. Cov ntsiab lus sib txuas hauv cov transformers txhuas xav tau kev saib xyuas ntau zaus vim muaj kev cuam tshuam ntawm thermal cycling.

daim ntawv sau npe

Cov transformers tooj liab feem ntau siv rau hauv cov ntawv thov uas xav tau kev ntseeg siab, xws li cov chaw kho mob, cov chaw khaws ntaub ntawv, thiab cov txheej txheem kev lag luam. Cov transformers txhuas pom kev siv dav hauv kev tsim kho vaj tse, cov tsev lag luam, thiab cov tes hauj lwm faib khoom siv hluav taws xob uas qhov kev txhim kho tus nqi yog qhov tseem ceeb.